396536 has 32 divisors (see below), whose sum is σ = 870240. Its totient is φ = 165888.

The previous prime is 396533. The next prime is 396541. The reversal of 396536 is 635693.

396536 = 235² + 236² + ... + 241².

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4040 + ... + 4136.

It is an arithmetic number, because the mean of its divisors is an integer number (27195).

2³⁹⁶⁵³⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 396536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (435120).

396536 is an abundant number, since it is smaller than the sum of its proper divisors (473704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

396536 is a wasteful number, since it uses less digits than its factorization.

396536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183 (or 179 counting only the distinct ones).

The product of its digits is 14580, while the sum is 32.

The square root of 396536 is about 629.7110448452. The cubic root of 396536 is about 73.4673216140.

The spelling of 396536 in words is "three hundred ninety-six thousand, five hundred thirty-six".